National Nanotechnology Infrastructure Network
Small Scale Stenciling: Mask Lab
Investigate the procedure for developing computer chips! Learners use solar print paper to create both positive and negative images. They observe the effects of single and multiple exposures and compare results.
National Nanotechnology Infrastructure Network
The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science
Can your classes solve the problem of the smelly sweat sock? Young scientists complete a lab investigation that begins by using electrochemistry to generate colloidal silver. They use their solutions to test the rate of microbial growth...
National Nanotechnology Infrastructure Network
Taking a Closer Look at Objects
Take a close look at the world around you with an activity that magnifies everyday objects. Five explorations examine items under intense magnification and pose a series of questions that encourage critical thinking and following...
National Nanotechnology Infrastructure Network
The Right Tool for the Job
Is a saw a tool? What about a thermometer? Discover the applications of various tools with a worksheet that accompanies a matching card game. Learners search for tools from a stack of cards and circle its match on their worksheet.
Institute of Electrical and Electronics Engineers
Waterproof that Roof!
Learners design and build model houses, with an emphasis on waterproof roofs. They perform tests to see if their models are as waterproof as they think.
Curated OER
A New Century Of Flight
Students analyze an article about fight traffic and answer questions. In this investigative instructional activity students study flight and fill out a worksheet pertaining to the information that they just learned.
Curated OER
Nanofibers: Why Go Small?
Young scholars explain the advantages of nanotechnology. In this chemistry lesson, students investigate pretzels' average diameter and circumference. They graph their result and compare with other groups.
National Nanotechnology Infrastructure Network
Is Measuring an Art or a Science?
Not only do future engineers learn the difference between accuracy and precision, they also get some hands-on experience using different measuring tools.
Curated OER
Processing the Future: Innovations in Computer Technology
Students visit a website that takes them inside of a computer to see how it works. They investigate the people who contributed to computer technology.
Curated OER
Comparing Notes: a Mathematical Exploration of the Piano
Students examine the history of equal temperament, the modern standard of tuning a piano. Proportion calculations of octaves and perfect fifths are utilized to calculate the frequency of each note in a major scale.